You mostly need to do that if you have a security division that's looking for reasons to justify their existence. One reason involving little actual work on the

You mostly need to do that if you have a security division that's looking for reasons to justify their existence. One reason involving little actual work on their own side is to constantly nag other teams to install updates "for security reasons", regardless of how much this actually contributes to security. Which usually isn't that much in case of RDS not exposed to the public network at all.